Fatma Demir

Fatma Demir (born 5 May 1996) is a Turkish long-distance runner. In 2020, she competed in the women's half marathon at the 2020 World Athletics Half Marathon Championships held in Gdynia, Poland. A few months earlier, she won the Istanbul Half Marathon held in Istanbul, Turkey.

In 2017, she competed in the women's half marathon at the 2017 Summer Universiade held in Taipei, Taiwan. Two years later, in 2019, she competed in the women's half marathon at the 2019 Summer Universiade held in Naples, Italy. She finished in 10th place.